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2008-09-25 Raphael Derossa Pereira <raphaelpereira@gmail.com>

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* libc/include/pthread.h[_UNIX98_THREAD_MUTEX_ATTRIBUTES]: Add
        new pthread_mutexattr_gettype and pthread_mutexattr_settype
        prototypes.
        * libc/include/sys/types.h[_UNIX98_THREAD_MUTEX_ATTRIBUTES]: Add
        new mutex type values.
        (pthread_mutexattr_t)[_UNIX98_THREAD_MUTEX_ATTRIBUTES]: Add type
        field.
This commit is contained in:
Jeff Johnston 2008-09-26 16:15:50 +00:00
parent 3a3affe5f9
commit 610eefefdd
3 changed files with 35 additions and 0 deletions
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10
newlib/ChangeLog
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@ -1,3 +1,13 @@
2008-09-25 Raphael Derossa Pereira <raphaelpereira@gmail.com>
* libc/include/pthread.h[_UNIX98_THREAD_MUTEX_ATTRIBUTES]: Add
new pthread_mutexattr_gettype and pthread_mutexattr_settype
prototypes.
* libc/include/sys/types.h[_UNIX98_THREAD_MUTEX_ATTRIBUTES]: Add
new mutex type values.
(pthread_mutexattr_t)[_UNIX98_THREAD_MUTEX_ATTRIBUTES]: Add type
field.
2008-09-24 Jeff Johnston <jjohnstn@redhat.com> 2008-09-24 Jeff Johnston <jjohnstn@redhat.com>
* libc/stdlib/setenv_r.c (_unsetenv_r): Modify to return -1 only if * libc/stdlib/setenv_r.c (_unsetenv_r): Modify to return -1 only if

11
newlib/libc/include/pthread.h
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@ -57,6 +57,17 @@ int _EXFUN(pthread_mutexattr_getpshared,
int _EXFUN(pthread_mutexattr_setpshared, int _EXFUN(pthread_mutexattr_setpshared,
(pthread_mutexattr_t *__attr, int __pshared)); (pthread_mutexattr_t *__attr, int __pshared));
#if defined(_UNIX98_THREAD_MUTEX_ATTRIBUTES)
/* Single UNIX Specification 2 Mutex Attributes types */
int _EXFUN(pthread_mutexattr_gettype,
(_CONST pthread_mutexattr_t *__attr, int *__kind));
int _EXFUN(pthread_mutexattr_settype,
(pthread_mutexattr_t *__attr, int __kind));
#endif
/* Initializing and Destroying a Mutex, P1003.1c/Draft 10, p. 87 */ /* Initializing and Destroying a Mutex, P1003.1c/Draft 10, p. 87 */
int _EXFUN(pthread_mutex_init, int _EXFUN(pthread_mutex_init,

14
newlib/libc/include/sys/types.h
View File

@ -323,6 +323,17 @@ typedef struct {
#define PTHREAD_PRIO_PROTECT 2 #define PTHREAD_PRIO_PROTECT 2
#endif #endif
#if defined(_UNIX98_THREAD_MUTEX_ATTRIBUTES)
/* Values for mutex type */
#define PTHREAD_MUTEX_NORMAL 0
#define PTHREAD_MUTEX_RECURSIVE 1
#define PTHREAD_MUTEX_ERRORCHECK 2
#define PTHREAD_MUTEX_DEFAULT 3
#endif
typedef __uint32_t pthread_mutex_t; /* identify a mutex */ typedef __uint32_t pthread_mutex_t; /* identify a mutex */
typedef struct { typedef struct {
@ -333,6 +344,9 @@ typedef struct {
#if defined(_POSIX_THREAD_PRIO_PROTECT) #if defined(_POSIX_THREAD_PRIO_PROTECT)
int prio_ceiling; int prio_ceiling;
int protocol; int protocol;
#endif
#if defined(_UNIX98_THREAD_MUTEX_ATTRIBUTES)
int type;
#endif #endif
int recursive; int recursive;
} pthread_mutexattr_t; } pthread_mutexattr_t;